Climatological Report (Daily)
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507
CDUS46 KMTR 140027
CLILVK

CLIMATE REPORT
NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA
527 PM PDT MON OCT 13 2025

...................................

...THE LIVERMORE AIRPORT CLIMATE SUMMARY FOR OCTOBER 13 2025...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD: 1991 TO 2020
CLIMATE RECORD PERIOD: 1930 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         66  11:32 AM 101    2015  79    -13       82
  MINIMUM         55   3:16 AM  35    1947  50      5       62
  AVERAGE         61                        65     -4       72

PRECIPITATION (IN)
  TODAY            0.26          2.75 2009   0.02   0.24     0.00
  MONTH TO DATE    0.86                      0.20   0.66     0.00
  SINCE OCT 1      0.86                      0.20   0.66     0.00
  SINCE JAN 1      5.48                     10.15  -4.67    11.05

DEGREE DAYS
 HEATING
  TODAY            4                         2      2        0
  MONTH TO DATE   15                        22     -7        0
  SINCE SEP 1     15                        37    -22        2
  SINCE JUL 1     15                        44    -29        4

 COOLING
  TODAY            0                         2     -2        7
  MONTH TO DATE   23                        36    -13      158
  SINCE SEP 1    253                       206     47      364
  SINCE JAN 1    840                       832      8     1286
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  SW (210)
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     9.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           2:00 PM
 LOWEST     52           1:00 PM
 AVERAGE    71

..........................................................


THE LIVERMORE AIRPORT CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   79       100      1950
 MINIMUM TEMPERATURE (F)   50        37      1960


SUNRISE AND SUNSET
OCTOBER 13 2025.......SUNRISE   7:14 AM PDT   SUNSET   6:32 PM PDT
OCTOBER 14 2025.......SUNRISE   7:15 AM PDT   SUNSET   6:31 PM PDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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